* {
  margin: 0;
  padding: 0;
}

.font-bold {
  font-weight: 700;
}

header {
  text-align: center;
  background-color: #b91c1c;
  padding: 1rem;
  margin-bottom: 1.5rem;
  color: white;
}

header div {
  font-size: 2.5rem;
  line-height: 1;
  font-weight: bold;
}

.title {
  text-align: center;
  margin-bottom: 1.5rem;
}

.title h2 {
  font-size: 1.6rem;
  line-height: 2rem;
  font-weight: 700;
}

main {
  width: 100%;
  margin-right: auto;
  margin-left: auto;
  padding-right: 2rem;
  padding-left: 2rem;
  max-width: 768px;
}

.boxes {
  display: grid;
  gap: 1rem;
}

.box1,
.box2 {
  padding: 1rem;
  border-radius: 0.25rem;
  text-align: center;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.box1 h3,
.box2 h3 {
  color: #991b1b;
  margin-bottom: 0.5rem;
  font-weight: 700;
  font-size: 1.5rem;
  line-height: 1.75rem;
}

.box1 .number,
.box2 .number {
  font-size: 1.1rem;
  line-height: 1.5rem;
}

.box1 {
  background-color: #fee2e2;
}

.box2 {
  background-color: #fecaca;
}

select {
  width: 100%;
  padding: 0.75rem;
  margin-top: 1.5rem;
  margin-bottom: 1.5rem;
  display: block;
  border-width: 1px;
  border-radius: 0.25rem;
  border-style: solid;
  border-color: #e5e7eb;
  font-size: 100%;
}

@media (min-width: 768px) {
  .boxes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
